CVE-2024-20310 Cross-site scripting in Cisco IOS XE Software

Medium 6.1 Published Updated

Unauthenticated remote attackers can execute arbitrary scripts or access sensitive data by tricking authenticated users into clicking crafted links in the web interface.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-20310?

CVE-2024-20310 is a medium-severity cross-site scripting vulnerability in Cisco IOS XE Software, published on 3 Apr 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A vulnerability in the web-based interface of Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against an authenticated user of the interface. This vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading an authenticated user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive browser-based information.

Weakness: CWE-23

Which versions are affected by CVE-2024-20310?

It affects 1 product.

Products include Cisco Unified Communications Manager Im and Presence Service.

How do I fix CVE-2024-20310?

No fix has been published for CVE-2024-20310 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-20310 being exploited?

There is no known exploitation of CVE-2024-20310 in the wild and no public exploit code.

Sources

Also known as GHSA-34jc-mc86-8ww9.

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